arp-scanner Program for scanning subnetwork based on ARP Example: sudo ./arp_scanner eth0 192.168.0.1/24 Result: IP 192.168.0.1. has MAC: 01:02:03:04:05:06: IP 192.168.0.2. has MAC: 01:02:03:04:05:07: IP 192.168.0.3. has MAC: 01:02:03:04:05:08: